plotting numeric functions



On 5/25/10, Stavros Macrakis <macrakis at alum.mit.edu> wrote:

> If I'm not mistaken, this all goes back to the fact that simpabs calls
> cabs.  There is a reason that abs and cabs are distinct -- one is a
> mathematical (simplifying) function, the other is a form-changing function.

It seems like it would help to rename cabs to something more
descriptive, then. How about expand_abs ?

> simpabs should never call cabs.  (This bug was apparently introduced some
> time before Maxima got into sourceforge; it was not in MIT Macsyma when I
> was working on it.)

OK by me, although I don't have a strong opinion about this.
It would be interesting to disable any calls from simpabs to cabs
just to see what would happen.

best

Robert Dodier